# Make a list of all the pages we want to input, counting from FirstPageNumber to LastPageNumber
while ($CurrentPageNumber -le $LastPageNumber) {
$InputLinks += "$BasePage$CurrentPageNumber"
$CurrentPageNumber++
}

# If you want to manually input a list of pages instead, remove # in front of the next line:
$InputLinks = Get-Content -Path $InputLinksFile

ForEach ($InputLink in $InputLinks) {
# Fetch the entire page. Get links in page with ().Links. Page is compressed with gzip, so we'll have to account for that
$InputPageLinks = (Invoke-WebRequest -Uri $InputLink -Headers @{"Accept-Encoding"="gzip"}).Links
# Filter the link list to only contain links with the sequence "/1/" in it.
$FilteredOutputLinks = $InputPageLinks | Where-Object {$_.href -like "*/1/*"}
# The provided links are relative and not absolute, so we need to add the domain name to the output
foreach ($OutputLink in $FilteredOutputLinks) {
$FinalLink = "https://fanfiction.net$($Outputlink.href)"
Out-File -Append -FilePath $OutputLinksFile -InputObject $FinalLink
}
Clear-Variable InputPageLinks
}